??????:?? ????? ???? ????????? ????? ?????????? ?????? ??????????? ????????????? ????? ??? ????????? ???????? ???? ???????? ???? ???.

?????????? ???????? ???? ????????? ??????????? ?????? ??? ????, ???? ????? ???????? ?????? ?????? ???? ???????? ???????? ???? ???????????? ???? ?????? ???? ??? ????. ????????? ?????????? ???????? ?????????? ???? ???? ??????? ??? ?????? ????? ??????????? ????, ???????? ?????? ????????????? ??, ????? ????, ??? ???? ??????? ???? ???????? ????. ?????????? ?? ???? ????????? ????????? ?????? ?????????? ??? ?????? ?????????? ?? ??? - ?? ????????? ???? ?????? ????? ????????? 40-60% ?????????? ???? - ?????? ?????????? ???????? ??????????? ????????? ???? ??????? ??? ?????????? ???? ???????????? ?????? ???????? ???.

?? ??? ???? ????????? ????? ?????????? ?????? ??????????? ????????????? ????? ??? ????????? ????????? ???? ???????? ?????? ????. ??????? ?????? ?????? ??? ??????, ????????? ???? ??? ??????, ???????? ?????, ????????-????? ?????? ??? ????????, ???? ????????? ?????????? ?????????? ?????????? ??????????? ?????? ???. ?????? ?????? ???? ????????? ???????????? ??? ?????????? ?????? ??????????? ?????????????, ??????? ????????????, ??? ???????? ???? ??? ?????????? ?????????? ????????? ?????? ????.

Optimize Grinding Circuit Efficiency in Mineral Processing

1. ?????????? ???????? ?????? ??????? ????? ????

1.1 ????????? ?????? ??????

????????? ????? ???? ???????? ????????? ????—??? ?? SAG (????-???????????? ?????) ????? ??? ????—?????? ????? ????? ????? ???? ??? ???????? ????? ?????. ??????? ????? ?????? ????? ???????? ???:

  • ??? ????? ??????? ??????:??? ????????? ??????? (???., ??? ???) ?????, ???????? ???????? ???.
  • ???-????? ?????????? ????????:?? ???????? ??? (?????? SAG) ?????, ???????? ??????? ?? ???????? ??? ??? ?????.
  • ???????-?????? ??????????:grinding mill ?? ?? ???????? ?????????? (???., ????????) ??????? ??? ???????? ????? ?? ??? ????? ????? ??? ?? ?? ?????? ????????????? ??? ???? ?????.
  • ????-?????? ?????:??????? ?????????????? ??????? ????, ??????? ?????? ???? ??? ??????? ??? ??????????? ????? ????.

???????? ???????? ??????????? ?????????? ???????????, ??????????? ???????? ??? ?????????? ???????????? ??????? ????.

1.2 ??????????? ?????????

????? ???? ??????????? ????????? ?????? ???? ?????? ????????????? ?????????? (??????) ???????? ????:

  • ??????? (??/?):????? ??? ????????? ???????? ??????? ??????.
  • ??????? ????? ???? (kWh/t):???? ???????????? ???????? ????? ????? ??.
  • ?? ???? ????? (PSD):??????? ????? ???? ?????????? ??????? ??????? ?????????? ??????????? ??????? ???????????? ????.
  • ??? ???????? ??? ????:???????? produktivity ??? ??????????? ??? ????.
  • ????? ????????? ????? ??:???????? ?????????? ???? ???? ??????.
  • ??????????? ???????? ??????? ????:????? ????? ?????? ??????? ?????? ????? ??? ???? ??????.

?? KPI ????? ???? ?????????? ????? ???????? ??? ????????????? ??? ?????????? ??? ????.

2. ????? ??????? ??? ?????? ???????? ??????

2.1 ??????????? ??? ??????? ????

???? ???? ??? ????? ?? ??????? ??????????? ???????? ?????. ???? ???? ???????? ???? ???? ????? ??, ?????? ?????????? ?????? ???????? ??????? ????????? ???????? ????. ???????? ????? ???????? ????? ?????????? ??????? ?????? ???? (??????? ????) ????? ???? ?? ??????? ?????? ??????? ?????????? ?????? ?????? ???.

?? ????:

  • QEMSCAN ????? MLA ??????? ????????? ???? ???? ??????????? ????????????? ?????? ???.
  • ?????? ??????? ??????????? ?????? ????? ???? ????.

2.2 ?????? ??? ???????? ???????

?????? ???????? ????? ???? ??? ??????????? ????????? ????? ?????? ????. ????? ???? ??????? (BWI), SAG ???? ??????? (SPI), ??? ????? ??? ??????? ?? ?????? ?????? ??????? ????? ???????? ?????????? ?????????? ???? ??? ???????????? ??????? ???? ??? ????.

????????? ?????:

  • ??? ???????? ???????? ???????? ???? ????????? ???????? ??? ???????? ??????????? ??????????????? ??????? ???? ????.
  • ???????? ???? ?????? ????? ???, ??? ???, ??? ?????? ?????? ???????? ???.

3. ????? ???? ??? ?????????? ??????????

3.1 ??? ?????? ??? ????

????? ?????????? ????? ?????? ?? ?? ?????? ???? ???. SAG ?????粗? ????? ??? ?????????? ???????? ????? ??? ???????? ?????????????? ?????? ?????? ?????, ?? ??? ????? ????? ????? ???? ????? ????????/?????? ???????? ????? ?????.

???????????? ?????:

  • ??? ???? ?????, ???? ????????, ??? ??????? ??????? ??????? ???? ?????? ?????.
  • ??????? ?????????????? ??? ????? ???????? ?????????? ????? ??? ???????? ?????.

3.2 ??????????? ?????????? ???????

??????????? ????????? ??????, ???? ??? ?????? ????????? ??????????? ??? ????????? ???? ???? ?????????? ?????? ??????.

?????? ???????? ???:

  • ?????? ?????? ????????????? ??? ???? ???????? ????????????.
  • ??? ????????? ???? ?????? ??? ????? ????/?????????? ?????????? ?????????? ????.
  • ??????? ??????????????? ????? ??????? (???., ?????? ?????) ?? ???? ???????????? ?????????? ??????? ???? ????.

3.3 ??? ?????????? ??????

??????????? ?????????? ???????? ???? ??????????? ??????????? ?? ???????????? ?????? ??? ????:

  • ??? ???:????????? 70-80% ???????????? ????? ??? ???? ????; ?????? ?????????? ?????? ???????? ?????? ???????? ??????? ??? ????.
  • ??? ??????:????? ????? ???? ??????? ????? ????????? ???? ??? ???????????? ??????????? ?????? ???? ??? ????.
  • ??? ?? ????????:????? ??? ????? ??? ???????? ?????????? ???? ??? ???????? ?????? ????? ??? ???? ?????.

?. ???????? ??? ???????? ??????????

?????????? ???????? ????????? ????????????? ????????????????? ????? ???? ????????? ???? ?????, ???? ????? ?????? ????? ??????? ???????????? ????? ???? ????.

4.1 ??????? ???????? ????????

???? ???????? ????????? ???? ?? ?????? ?????? ???????? ??? ?????? ????, "???? ??????????" ????? ??? ??????? ???? ??? ????.

????? ??????:

  • ??????????????? ??? ?????? ??? ???/??????? ??????? ???????? ??? ??????? ???? ????? ?? ???? ?????.
  • ???????????? ????????????? ????????? ?????? ???? ???????? ???? ??? ?????????????? ????? ????.
  • ????????? ???????? ?????????? ????? ???????? ??????? ??????? ??? ??????.

4.2 ?????????? ??? ????????

????????????? ???—???? ??????? ???????? ??????????? ??????? ??? ???????? ????????? ???—?? ?? ?????????? ??????????? ???????? ???.

  • ????? ???????? ??? ??? ?????? ??? ??????? ???? ???? ??????.
  • ????? ???? ?????? ??? ?????????? ????? ???? ??????; ??? ???? ?? ?????? ??????????? ???? ????.

5. ????????? ?????? ??? ???????? ??????????

5.1 ????????-??? ????? ? ????????

???????? ??????? ??? ??????? ????? ????????-???????? ????????? ?????????操作????? ?????? ??????????? ????? ????.

??????????:

  • ?????? ?? ???? ???????? (???.: ???? ??????, ?????? ??????).
  • ??? ???? ????? ?????????? ????? ??? ????? ????? ??????????.
  • ?????-?????? ?????? ????????? ????????.

5.2 ????? ???????? ???????

???? ???????? ??????? ??? ??????????? ?????????? ?????????? ??????????? ???????????? ?????? ????:

  • ????? ??????????? ??????? (MPC):??? ?? ??? ??????????? ??????????? ?????? ????????? ?????????? ?????????? ??? ???????? ????? ???????.
  • ???? ??????? ??? ?.??.:???????? ???? ??? ???? ????????? ???? ???? ??????????? ???????????? ???????????? ??? ??? ????????? ???????? ????? ???.

5.3 ???? ???????? ??? ?????? ???????

?????? ??????? - ?????????? ???????? ????? ??????????? - ?????? ??? ????????? ???????????????? ?????????? ?????? ?????.

???:

  • ??????????? ??????? ??????? ? ???? ??????? ??????????? ???????????? ?????? ???.
  • ???????? ????????? ????? ???? ??? ????????? ???????? ?????????? ????? ????.

?. ?????? ??????? ??? ?????????????

????????????? ??? ?????????????? ?????? ?????????? ????????? uptime ??????????? ??? ??????????? ??? ???????? ???????? ????????????? ??????????? ?????? ?????????? ???.

6.1 ?????? ????? ??????

??? ?????, ?????????? ??????, ????????? ??? ?????????? ?????? ?????? ??????? ??????????? ????????? ????.

?.? ????????? ????????

???? ????????, ????? ??????, ??? ??? ??????????? ????? ???????? ????????? ?????????? ????? ??????????? ???? ????.

6.3 ?????? ????????? ?????

  • ?????????? ??????? ?????? ???.
  • ??????????? ????????? ?????.
  • ????????? ????????? ?????? ??? ?????? ???????? ????? treinamento.

?. ????? ??????????? ??? ???????? ?????????

?.? ?????-??????? ??????????

?????-???? ??????, ??????? ???????????? ???????? ??? ?????-??? ???????? ?????????? ????????? ???????? ??????? ????????? ???? ??? ??? ????.

7.2 ??????? ????????? ??????????

????????? ??????????, ??? ?? ????-??? ???????? ?????????? ????? (HPGR) ??? ???????? ?????, ??? ????? ???? ??? ???????? ???????????????? ???????? ??????????? ?????? ?????.

7.3 ????????? ?????????

?????????? ?????????? ????-????????????? ??? ?????????? ??????? ???????? ??? ????????? ??????????? ???????? ??????????????? ???? ??? ????, ?? ????? ?????? ??? ????????????? ???????.

?. ??????? ?????????? ?????? ????????? ??????

8.1 ????? ????? ??? ??? ?????

??????? ????? ???? ???? ???? ????, ???????? ??????? ??? ???????? ?????? ?????. ??? ????? ??????????? ??? ????, ???????? ????????????? ???????? ????.

?????:

  • ???????? ?? ???? ????.
  • ??? ?? ??? ??????????? ??????? ????????? ???.

?.? ?? ???????? ??????????

?????????? ????????? ??? ?????????? ???????? ?????? ????????? ?????????? ?????? ?????.

????:

  • ??? ?????? ??? ???? ????????????? ???? ???.
  • ??????? ???????? ??????? ??????????? ???.

8.2 ?????? ???? ??????? ??????

???????? ?????? ???????? ???? ????? ??? ???????????? ??? ??? ????.

????????:

  • ????? ?????? ???? ?????.
  • ?????????? ??????? ??? ???????? ????????? ?????? ?????? ?????? ?????.

????? ???????? ??????????? ??????? ?? ???? ???????????? ?? ???? ?? ?????????? ???????? ???, ????? ???? ?????, ????????? ????, ???????????? ??????????, ?????? ??? ?????? ????? ?????? ????. ?????????? ??????????? ????? ????, ????? ????? ????????????? ???? ????, ????? ????????? ???????? ??? ???????? ??? ????, ??? ????? ?????????? ???? ????, ?????? ???? ???????, ??? ????? ????, ??? ??????? ???? ????????????? ???? ?????.